Jump to Navigation

Johnson Controls A19 Series Hot Water Temperature Control (Well Immersion)

Hot Water Temperature Control (Well Immersion)
A19 Series

This is a universal replacement control for open high or SPDTapplications. The control is furnished with a well assembly for 1/2 inch tapping.

• liquid-filled element provides rapid response to temperature change
• adjustable differential
• universal replacement

Select a link under the "item" tab below to order.

Cat #Application:Well Conn. Size–NPTSwitch ActionMax. Bulb Temp. °F (°C)Range °F (°C)Range AdjusterDiff F°(C°)
A19ABC-11COpen High (R-B) Open Low (R-Y)1/2 in.SPDT250 (121)100 to 240 (38 to 116)Convertible6 to 24 (3 to 13)
A19ABC-12COpen High (R-B) Open Low (R-Y)1/2 in.; 8 ft. Cap.SPDT290 (143)100 to 240 (38 to 116)Convertible6 to 24 (3 to 13)
A19ADB-2CHigh Temp. Lockout1/2 in.SPST Open High with Lockout250 (121)100 to 240 (38 to 116)KnobManual Reset (locks out high)
Motor Ratings VAC 120 240
AC Full Load A 10.6 6.0
AC Locked Rotor A 60.0

36.0

Pilot Duty–125 VA, 24 to 600 VAC


Main menu 2